> On Nov 8, 2019, at 10:43 PM, Lu Baolu <baolu...@linux.intel.com> wrote:
>
> +config INTEL_IOMMU_SCALABLE_MODE_DEFAULT_ON
> + prompt "Enable Intel IOMMU scalable mode by default"
> + depends on INTEL_IOMMU
> + help
> + Selecting this option will enable the scalable mode if
> + hardware presents the capability. If this option is not
> + selected, scalable mode support could also be enabled
> + by passing intel_iommu=sm_on to the kernel.
> +
Does it also make sense to mention which hardware presents this capability or
how to check it?
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